A nurse is carrying on a conversation with a 7-year-old girl during an office visit. Which of the following is an example of the level of language development the nurse should expect in this child?
a) Inability to speak in full sentences
b) Difficulty understanding the concept of "half past" in reference to time
c) Fascination with bathroom language
d) Ability to carry on an adult conversation
Answer: Difficulty understanding the concept of "half past" in reference to time